Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQDxUD5ycG6fXGqYMQeD0nfCp7qk38Hu+NpuacG1MsxRzFNwyFor5W/PhQyQ… (1,748 chars)"
  }
}